Charity Search / RICHARD KING MELLON FOUNDATION DTD 01-01-47
Philanthropy & Grantmaking (T20) 990 on File

RICHARD KING MELLON FOUNDATION DTD 01-01-47

EIN: 25-1127705 · LIGONIER, PA 15658-0945 · United States · FY 2024 Data
3 out of 5 50 / 100 Based on 2+ years of filings
Financial strength (30%) 87/100
Reliability (20%) 55/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2024 · Scored 9/13/2026
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Financial Overview — FY 2024
$210.9M
Total Revenue
$141.9M
Total Expenses
$2255.4M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 90.0%
Fundraising Efficiency N/A
Operating Reserve 190.77x
Liability-to-Asset 15.5%
Revenue Diversification 82.9%
Executive Compensation $2.5M
Compared with Peers
FY 2024
Compared with 126 similar organizations (United States, Philanthropy & Grantmaking, $100M and over in expenses), FY 2024.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
90.0% 96.3%
P10P90
Below median
Operating reserve
Months of expenses covered by net assets · higher is better
190.8 mo 63.5 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
15.5% 3.3%
P10P90
Bottom quarter
Revenue concentration
Share of revenue from the largest source · lower is better
82.9% 92.4%
P10P90
Above median
Revenue growth
Year over year revenue growth
64.4% 29.3%
P10P90
Expense growth
Year over year expense growth
5.6% 13.0%
P10P90
Surplus margin
Surplus as a share of revenue
32.7% 6.7%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2024 $210.9M $141.9M $2255.4M 90.0% —
2023 $128.3M $134.3M $2186.4M 107.9% —
2022 $109.0M $143.1M $2192.4M 74.2% —
2021 $383.2M $172.1M $2242.2M 72.4% —
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Organization Details
EIN
25-1127705
State
PA
City
LIGONIER
ZIP
15658-0945
Classification
T20
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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